#include <stdio.h>
#include <stdlib.h>

int main(int argc,char **argv)
{
       FILE *fps,*fpd;
       int ch;
       
       if(argc < 2){
       
       fprintf(stderr,"usage:....\n");
       exit(1);
       }

	fps = fopen(argv[1],"r");
	if(fps == NULL){
	  perror("fopen()");
	  exit(1);
	}


	fpd = fopen(argv[2],"w");
	if(fpd == NULL){
	  fclose(fps);	
	  perror("fopen()");
	  exit(1);
	}


	while(1){
	ch = fgetc(fps);
	if(ch == EOF)
	    break;  
	
        fputc(ch,fpd);
	
	}

	fclose(fpd);
	fclose(fps);


	exit(0);

	
}
